16624868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{24593}}^1$

素因数の和:24623

約数の個数: 18

約数和(自身を含む): 31504914

約数和(自身を除く): 14880046

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 24593, 49186, 98372, 319709, 639418, 1278836, 4156217, 8312434, 16624868]

約数ペア:

[(1, 16624868), (2, 8312434), (4, 4156217), (13, 1278836), (26, 639418), (52, 319709), (169, 98372), (338, 49186), (676, 24593)]